270 



CHAEAClNIDiE. 



11. DISTICHODUS FASCIOLATUS. 



Bouleng. Ann. Mus. Congo, Zool. i. p. 27, pi. xiv. (1898), and Poiss. Bass. Congo, 

 p. 193 (1901). 



Depth of body 2f to 3 times in total length, length of head 4 to 5 

 times. Head as long as deep or a little longer, about twice as long as 

 broad ; snout feebly compressed, rounded, strongly projecting beyond 

 mouth, ^ to f length of head, equal to interorbital width ; eye 1^ to 

 If times in length of snout, 3^ to 4| times in length of head ; maxillary 

 extending to below nostrils ; teeth in two series in each jaw, 20 to 30 in 

 outer series. Dorsal 25-27 (4—5 unbranched), a little nearer head 



Fig. 206. 



Dtstichodus fasciolatus. 

 Type (A. M. C). i. 



than caudal, its base not twice as long as its distance from adipose fin. 

 Anal 14-16 (3-4 unbranched), its base much shorter than that of 

 anal. Pectoral f to f length of head. Caudal forked, upper lobe longer 

 and pointed, lower rounded or obtusely pointed. Caudal peduncle as 

 long as deep or a little longer. Scales 68-78 fj^, 10-11 between lateral 

 line and root of ventral. Brown, silvery white beneath, with 18 to 20 

 dark vertical bars ; young with a dark brown spot above the pectoral 

 and another at root of caudal ; dorsal with small blackish spots. 



Total length 320 millim. 



Congo. — Types in Congo Museum, Tervueren. 



1. Ad., type. Boma, Lower Congo. Capt. Wilverth (C). 



2. Ad., type. Cataracts o£ Manyanga. „ 



